Zero horizontal reaction force excavator

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9027265
SERIAL NO

13896896

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Importance

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Abstract

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An excavator includes a mobile chassis with a first bucket drum and a second bucket drum coupled thereto. The first bucket drum and second bucket drum are coupled to the chassis for positioning thereof on the surface at opposing ends of the chassis. Each first scoop on the first bucket drum is a mirror image of one second scoop on the second bucket drum when (i) the first bucket drum and second bucket drum are on the surface adjacent opposing ends of the chassis, and (ii) the first bucket drum is rotated in one direction and the second bucket drum is simultaneously rotated in an opposing direction.

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Patent Owner(s)

Patent OwnerAddress
UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF THE NATIONAL AERONAUTICS AND SPACE ADMINISTRATION300 E STREET SW WASHINGTON DC 20546

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Mueller, Robert P Cocoa Beach, US 9 138
Nick, Andrew J Cocoa, US 2 4
Schuler, Jason M Rockledge, US 1 3
Smith, Jonathan D Titusville, US 17 109

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